Phylum Proteobacteria, Class Gammaproteobacteria, Order Vibrionales, Family Vibrionaceae, Genus Vibrio, Vibrio brasiliensis
Thompson et al. 2003.
Historical synonym: FAFLP group A8 Thompson, Hoste, Vandemeulebroecke & Swings, 2001.
Gram-negative, slightly curved cells, 1 x 2.3-5 µm, motile by at least one polar
Colonies on TSA are translucent, non-swarming, convex, smooth, rounded, beige,
2.5-3 mm in diameter after 48 h at 28 ºC. Colonies are yellow, transparent, umbonate,
round with scalloped margins, wavy, shiny, 3 mm in diameter on TCBS agar after 24
hours at 28 ºC.
Can grow in nutrient broth with: 2.5% and 6% NaCl. No growth in 0% NaCl, 8% NaCl
and 10% NaCl. Optimal growth at 30-35 °C. No growth at 4 ºC or 40 ºC. Facultative
anaerobe. No luminescence produced.
Isolated from larvae of the bivalve Nodipecten nodosus in Brasil.
Sensitive to vibriostatic agent O/129, resistant to Kanamycin.
- F.L.Thompson, Y. Li, B. Gomez-Gil, C.C. Thompson, B. Hoste , K. Vandemeulebroecke, G. S. Rupp, A. Pereira, M. M. De Bem, P.
Sorgeloos and J.Swings. Vibrio neptunius sp. nov., Vibrio brasiliensis sp. nov. and Vibrio xuii sp. nov., isolated from the marine
aquaculture environment (bivalves, fish, rotifers and shrimps). IJSEM 53, 245-252.
Positive results for arginine dihydrolase, indole, oxidase, catalase, beta-galactosidase,
alkaline phosphatase, lipase (C14), esterase (C4), esterase lipase (C8), nitrate reduction,
methyl red, gelatinase, Voges-Proskauer, tryptophan deaminase, acid production from: sucrose, D-glucose, mannitol & amygdalin.
Can utilize as sole carbon source: citrate, alpha-cyclodextrin, glycogen, cellobiose, gentiobiose, D-galactose, gentiobiose,
alpha-D-glucose, D-mannitol, methyl beta-D-glucoside, sucrose, methyl pyruvate, beta-hydroxybutyric acid, bromosuccinic acid,
L-glutamic acid, glycyl L-aspartic acid, glycyl L-glutamic acid, L-ornithine, L-proline, D-serine, L-threonine & glycerol.
Negative results for lysine decarboxylase, ornithine decarboxylase, alpha-galactosidase, acid phosphatase, valine arylamidase, H2S
production, urease, alpha-glucosidase, beta-glucosidase, alpha-chymotrypsin, trypsin, acid production from: arabinose, sorbitol,
melibiose, inositol & rhamnose.
No utilization of: N-acetyl-D-galactosamine, adonitol, gamma-hydroxybutyric acid, p-hydroxyphenylacetic acid, alpha-ketoglutaric acid,
alpha-ketovaleric acid, alaninamide, L-phenylalanine, 2-aminoethanol, 2,3-butanediol, DL-alpha-glycerol phosphate, glucose
1-phosphate & glucose 6-phosphate.
(c) Costin Stoica